package com.yang.filter;
import javax.servlet.*;
import java.io.IOException;


public class CharacterEncodingingFilter implements Filter {
    public void init(FilterConfig filterConfig) throws ServletException {
        System.out.println("初始化");
    }

    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        request.setCharacterEncoding("utf-8");
        response.setCharacterEncoding("utf-8");
        response.setContentType("text/html");
        chain.doFilter(request,response);
    }


    public void destroy() {
        System.out.println("销毁");
    }
}
